.dark{
    position: fixed;
    z-index: 8888;
    background: -webkit-linear-gradient(45deg, #6fc7b5 0%, #13bdce 20%, #0094d9 40%, #5a3694 60%, #ee4d74 80%, #f58c58 100%);
    background: linear-gradient(45deg, #6fc7b5 0%, #13bdce 20%, #0094d9 40%, #5a3694 60%, #ee4d74 80%, #f58c58 100%);
    background-size: 600%;
    background-position: 0% 100%;
    -webkit-animation: gradient 7.5s ease-in-out infinite;
            animation: gradient 7.5s ease-in-out infinite;

    width: 100vw;
    height: 100vh;
    top: 0;
    left: 0;
    display: none;
     transition: .3s linear all;
    // opacity: 0;
}

.loading {
width: 100%;
height: 100%;
}
.loading * {
position: fixed;
left: 50%;
top: 50%;
-webkit-transform: translate3d(-50%, -50%, 0) rotate(0deg);
    transform: translate3d(-50%, -50%, 0) rotate(0deg);
}
.loading .logo {

background-repeat: no-repeat;
background-position: center;
width: 100%;
height: 100%;
}
.loading .dots.animate .dot {
-webkit-animation: loading-block 2.5s ease-in-out 1;
    animation: loading-block 2.5s ease-in-out 1;
}
.loading .dots.animate .dot:after {
-webkit-animation: loading-dot 2.5s ease-in-out 1;
    animation: loading-dot 2.5s ease-in-out 1;
}
.loading .dots .dot {
width: 300px;
height: 300px;
}
.loading .dots .dot:after {
content: "";
display: inline-block;
width: 60px;
height: 60px;
background-color: #fff;
border-radius: 50%;
position: absolute;
-webkit-transform: scale(0.17);
    transform: scale(0.17);
}
.loading .dots .dot:nth-child(1) {
top: 119px;
left: -209px;
-webkit-animation-delay: 0s;
    animation-delay: 0s;
}
.loading .dots .dot:nth-child(1):after {
-webkit-transform-origin: top right;
    transform-origin: top right;
top: 0;
right: 0;
-webkit-animation-delay: 0s;
    animation-delay: 0s;
}
.loading .dots .dot:nth-child(2) {
top: -161px;
left: -194px;
-webkit-animation-delay: 0.25s;
    animation-delay: 0.25s;
}
.loading .dots .dot:nth-child(2):after {
-webkit-transform-origin: bottom right;
    transform-origin: bottom right;
bottom: 0;
right: 0;
-webkit-animation-delay: 0.25s;
    animation-delay: 0.25s;
}
.loading .dots .dot:nth-child(3) {
top: -161px;
left: -101px;
-webkit-animation-delay: 0.5s;
    animation-delay: 0.5s;
}
.loading .dots .dot:nth-child(3):after {
-webkit-transform-origin: bottom right;
    transform-origin: bottom right;
bottom: 0;
right: 0;
-webkit-animation-delay: 0.5s;
    animation-delay: 0.5s;
}
.loading .dots .dot:nth-child(4) {
top: 116px;
left: 200px;
-webkit-animation-delay: 0.75s;
    animation-delay: 0.75s;
}
.loading .dots .dot:nth-child(4):after {
-webkit-transform-origin: top left;
    transform-origin: top left;
top: 0;
left: 0;
-webkit-animation-delay: 0.75s;
    animation-delay: 0.75s;
}
.loading .dots .dot:nth-child(5) {
top: -161px;
left: 214px;
-webkit-animation-delay: 1s;
    animation-delay: 1s;
}
.loading .dots .dot:nth-child(5):after {
-webkit-transform-origin: bottom left;
    transform-origin: bottom left;
bottom: 0;
left: 0;
-webkit-animation-delay: 1s;
    animation-delay: 1s;
}

@-webkit-keyframes loading-block {
100% {
-webkit-transform: translate3d(-50%, -50%, 0) rotate(360deg);
      transform: translate3d(-50%, -50%, 0) rotate(360deg);
}
}

@keyframes loading-block {
100% {
-webkit-transform: translate3d(-50%, -50%, 0) rotate(360deg);
      transform: translate3d(-50%, -50%, 0) rotate(360deg);
}
}
@-webkit-keyframes loading-dot {
50% {
-webkit-transform: scale(1);
      transform: scale(1);
}
}
@keyframes loading-dot {
50% {
-webkit-transform: scale(1);
      transform: scale(1);
}
}
@-webkit-keyframes gradient {
50% {
background-position: 100% 0%;
}
}
@keyframes gradient {
50% {
background-position: 100% 0%;
}
}

.logo{
line-height: 100%;
color: white;
font-size: 44px;
font-weight: bold;
height: auto !important;
text-align: center;
}
@keyframes flipOutY { // 倒计时动画
0% {
-webkit-transform: perspective(400px) rotateY(0deg);
opacity: .8;
transform: scaleX(3) scaleY(3);
margin-top: -225px;
}
100% {
-webkit-transform: perspective(400px) rotateY(90deg);
opacity: 0;
transform: scaleX(0) scaleY(1);
margin-top: -150px;
}
}